"We started seeing debris spinning and as it got closer, it became more obvious that there was papers and lumber and tree parts," Celentano says, "then everyone started running inside." Michael Celentano via KCNC CBS Denver

"They were just yelling, 'Call 911! Call 911!'" recalls Mike's daughter, Keri Saccomano. Saccomano is a trained first responder and her father is a veteran in law enforcement, so the two leapt into action. KCNC CBS Denver